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Rheumatoid Factor, Quantitative

Test Code
RFACT


Alias/See Also
Quantitative Rheumatiod Factor
RA


CPT Codes
86431

Preferred Specimen
Serum, heparinized or EDTA plasma


Minimum Volume
100 uL


Other Acceptable Specimens
SST gel tube is acceptable


Specimen Stability
Stable at room temperature for up to 24 hours, refrigerated for up to three days, frozen for up to six months.


Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)

Any specimen other than serum, heparinized or EDTA plasma




Methodology
agglutination

Setup Schedule
Monday through Sunday


Reference Range
Less than 12.0 IU/mL


Performed By
North Mississippi Medical Center Pathology Department



The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.